Interior escutcheon



FIG. 1 is a front, top, right side perspective view of an interior escutcheon showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof.

The broken lines depict portions of the interior escutcheon that form no part of the claimed design. 

CLAIM The ornamental design for an interior escutcheon, as shown and described. 